Comparison Between NYS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 2015

Station

Site No.

One Hour Averages
average of 99th percentile for last
3 years not to exceed 75 ppb*

Observations

99th Percentile, ppb

Total
Obs.

%
Avail

2015

2014

2013

3-yr
avg

Mt. Ninham

3951-01

8,643

99

5.8

5.9

6.0

5.9

Millbrook

1328-01

8,632

99

4.5

(13.7)

(15.4)

--

Footnotes for Region 3 sulfur dioxide data:

(Values in parentheses indicate less than 75% available data for all 4 quarters)
* The rule for revised federal standards was signed in June, 2010, providing a primary 1-hr standard of 75 ppb and a secondary 3-hr standard of 0.5 ppm. However, the 1971 standards remain in effect until one year after an area is designated for the 2010 standard.
[Date of Occurrence, Hour]
+ Denotes a contravention of NYS/Federal AAQS

Inhalable Particulates (PM2.5) - Rupprecht & Patashnick Sampler

Comparison Between NYS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 2015
(Average of last 3 years' annual means not to exceed 12 µg/m3 *;
and average of 98th percentile for last 3 years not to exceed 35 µg/m3 *)

Station

Site No.

Total Obs.

Maximum Values, µg/m3

98th Percentile, µg/m3

Quarterly Averages, 2015

Annual Mean, µg/m3

1st

2nd

3rd

2015

2014

2013

3-yr avg

1st

2nd

3rd

4th

2015

2014

2013

3-yr avg

Newburgh (F)

3502-04

111

22.0
[06/11]

20.5
[09/03]

20.0
[03/01]

20.0

19.3

19.6

19.6

9.0

6.6

8.1

5.9

7.4

7.2

7.1

7.2

Newburgh (T)

3502-04

338

25.3
[07/04]

22.8
[06/11]

20.9
[09/03]

17.0

15.1

19.1

17.1

8.6

5.9

7.1

6.1

6.9

6.5

7.0

6.8

Rockland Co. (T)

4352-02

345

29.5
[06/11]

25.0
[09/03]

21.4
[12/12]

19.5

16.4

19.4

18.4

8.8

6.1

7.5

6.7

7.3

6.6

7.8

7.2

White Plains (T)

5902-04

355

30.1
[06/11]

26.3
[09/03]

21.0
[12/12]

18.3

16.2

20.3

18.3

9.7

6.5

7.6

6.8

7.7

7.4

(8.0)

--

Footnotes for Region 3 PM2.5 data:

(Annual Means in parentheses are based on less than 75% available data)*
Federal Ambient Air Quality Standard
F = Federal Reference Method
T = TEOM (Tapered Element Oscillating Microbalance) not for Standards determination
+ Denotes a contravention of Federal AAQS

Ozone - Continuous UV Light Absorption

Comparison Between NYS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 2015

Station

Site No.

8-Hr Running Average Begin Hour

4th Highest Daily Maximum 8-Hour Average-
Not to exceed an avg of 0.075 ppm
during the last 3 years,changed to 0.070 ppm beginning 1/1/2016*

Observations

Highest Values, ppm

Total
Obs.

% Avail

Days
> .075
ppm

1st

2nd

3rd

4th

2013

2014

2015

Avg

Valley Central

3527-01

8,672

98

1

.084
[06/12, 11]

.074
[05/08, 10]

.074
[05/08, 10]

.072
[09/18, 11]

.057
[09/11]

.060
[07/12]

.072
[09/18]

.063

Rockland County

4353-02

8,704

99

4

.083
[06/12, 10]

.079
[07/13, 08]

.078
[05/08, 11]

.077
[08/27, 11]

.069
[06/27]

.068
[08/27]

.077
[09/18]

.071

White Plains

5902-04

8,702

98

2

.082
[09/17, 10]

.080
[09/18, 10]

.075
[08/17, 10]

.073
[09/02, 09]

.072
[05/31]

.074
[05/7]

.073
[09/02]

.073

Millbrook

1328-01

8,603

97

2

.080
[05/08, 12]

.076
[09/18, 12]

.069
[05/04, 09]

.067
[08/24, 13]

.065
[07/27]

.068
[08/20]

.067
[08/24]

.066

Mt. Ninham

3951-01

8,619

98

2

.082
[05/08, 11]

.078
[09/18, 11]

.070
[05/04, 11]

.069
[08/24, 12]

.067
[07/27]

.066
[08/20]

.069
[08/24]

.067

Footnotes for Region 3 ozone data:

(Annual Means in parentheses are based on less than 75% available data)
* Federal Ambient Air Quality Standard
[Date of Occurrence, Hour]
+ Denotes a contravention of Federal AAQS

Lead - High Volume Air Samplers (Glass Fiber Filters)

Comparison Between NYS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 2015

Station

Site
No.

24-Hour Concentrations - µg/m3

THREE MONTH ROLLING AVERAGES
Maximum not to exceed 0.15 ug/m3

Total
Obs.

% Avail

Maximum

2nd Max.

3rd Max.

Highest Values, µg/m3

Value

Date

Value

Date

Value

Date

2013

2014

2015

Wallkill

3566-02

58

97

.079

10/27

.045

07/11

.036

12/08

0.03

0.02

0.01

Wallkill

3566-09

58

97

.082

11/20

.058

02/05

.058

02/23

0.11

0.02

0.02

Scotchtown

3566-11

58

97

.017

05/30

.009

11/26

.009

12/02

0.01

0.003

0.003

Footnotes for Region 3 lead data:

(Annual Means in parentheses are based on less than 75% available data)
* Federal Ambient Air Quality Standard
+ Denotes a contravention of Federal AAQS